What is value of percent atom economy if formula weight of product is $46 \mathrm{u}$ and sum of formula…
What is value of percent atom economy if formula weight of product is $46 \mathrm{u}$ and sum of formula weight of all reactants is 92 $\mathrm{u}$ ?
$35 \%$
$50 \%$
$40 \%$
$45 \%$
Solution
$\%$ atom economy =
Formula weight of thedesired product
$\overline{\text { Sum of formula weight of all thereactant used in thereaction }} \times 100$
$=\frac{46}{92} \times 100=50 \%$